Joseph Zahka

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Dracut, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Package for membrane filters
- Patent number 4,727,705
- Issue date Mar 1, 1988
- Millipore Corporation
- Joseph G. Zahka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for and process of removal of solvent vapors
- Patent number 4,353,715
- Issue date Oct 12, 1982
- Abcor, Inc.
- Leon Mir
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process of removal of solvent vapors
- Patent number 4,265,642
- Issue date May 5, 1981
- Abcor, Inc.
- Leon Mir
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL